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Technical Data Sheet
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178811 — CONE AND ROLLERS,TAPERED ROLLER

✓ Government record, cited
Hama · TAPERED BEARING
PRODUCT OVERVIEW

178811: CONE AND ROLLERS,TAPERED ROLLER.

More protection for your Samsung Galaxy A3 (2017) is hardly possible! This ultra-thin screen protector provides an effective barrier against scratches and fingerprints and is distinguished by brilliant colour accuracy. Perfect for everybody that attaches importance to superior protection!

This part is cataloged in the U.S. Government catalog under NSN 3110-00-100-3594, indicating validated use in U.S. government and defense logistics supply chains.

Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
178811
NSN: 3110-00-100-3594
NIINs: 001003594, 001557966
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
base_styleSINGLE CONTACT BAYONET CANDELABRA
bulb_styleS (STRAIGHT SIDE)
cone_width1.1406 INCHES NOMINAL IN
bore_diameter3.6875 INCHES NOMINAL IN
overall_length2.375 INCHES NOMINAL IN
voltage_rating28.000 VOLTS NOMINAL
bulb_designatorS11
style_designatorNORMAL ANGLE
cone_corner_radius0.1200 INCHES NOMINAL IN
rated_average_lifeHOURS
light_center_length1.250 INCHES NOMINAL IN
NSN3110-00-100-3594
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 178811 · Hama ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: NORMAL ANGLE
•
CONE CORNER RADIUS: 0.1200 INCHES NOMINAL IN
•
CONE WIDTH: 1.1406 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BORE DIAMETER: 3.6875 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORNORMAL ANGLE
CONE CORNER RADIUS0.1200 INCHES NOMINAL IN
CONE WIDTH1.1406 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER3.6875 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 4
81442HReference document
Same NSN cross-reference
Reference document — Design control — primary reference
42368Reference document
Same NSN cross-reference
Reference document — Secondary reference
FF-B-187Reference document
Same NSN cross-reference
Reference document — Secondary reference
342368-342584Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 178811?
178811 is a CONE AND ROLLERS,TAPERED ROLLER manufactured by Hama.
What parts can replace 178811?
There are 4 known substitutes for 178811: 81442H, 42368, FF-B-187 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 178811?
178811 is cataloged in the U.S. Government catalog under NSN 3110-00-100-3594. This indicates validated use in U.S. government and defense supply chains.
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